82157334 has 32 divisors (see below), whose sum is σ = 195955200. Its totient is φ = 22452672.

The previous prime is 82157329. The next prime is 82157359. The reversal of 82157334 is 43375128.

It is a junction number, because it is equal to n+sod(n) for n = 82157295 and 82157304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41559 + ... + 43490.

It is an arithmetic number, because the mean of its divisors is an integer number (6123600).

Almost surely, 2^82157334 is an apocalyptic number.

82157334 is an abundant number, since it is smaller than the sum of its proper divisors (113797866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82157334 is a wasteful number, since it uses less digits than its factorization.

82157334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85084.

The product of its digits is 20160, while the sum is 33.

The square root of 82157334 is about 9064.0682918875. The cubic root of 82157334 is about 434.7258306695.

The spelling of 82157334 in words is "eighty-two million, one hundred fifty-seven thousand, three hundred thirty-four".